5500045 has 4 divisors (see below), whose sum is σ = 6600060. Its totient is φ = 4400032.

The previous prime is 5500021. The next prime is 5500067. The reversal of 5500045 is 5400055.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 611524 + 4888521 = 782^2 + 2211^2 .

It is a cyclic number.

It is not a de Polignac number, because 5500045 - 2¹⁹ = 4975757 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5499995 and 5500031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550000 + ... + 550009.

It is an arithmetic number, because the mean of its divisors is an integer number (1650015).

Almost surely, 2^5500045 is an apocalyptic number.

It is an amenable number.

5500045 is a deficient number, since it is larger than the sum of its proper divisors (1100015).

5500045 is a wasteful number, since it uses less digits than its factorization.

5500045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100014.

The product of its (nonzero) digits is 500, while the sum is 19.

The square root of 5500045 is about 2345.2174739243. The cubic root of 5500045 is about 176.5178981761.

The spelling of 5500045 in words is "five million, five hundred thousand, forty-five".